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US6480256B2ExpiredUtilityPatentIndex 50

Liquid crystal display and method of manufacturing the same

Assignee: ADVANCED DISPLAY KKPriority: Dec 10, 1999Filed: Dec 5, 2000Granted: Nov 12, 2002
Est. expiryDec 10, 2019(expired)· nominal 20-yr term from priority
Inventors:SUMI AKINORITAKASAKI ICHIROHIROSUE MIYUKI
G02F 1/1345G02F 1/136204G02F 1/1333
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Claims

Abstract

In a process for chamfering substrates constituting a liquid crystal display device, it is made possible to prevent a static electricity from generating in a chamfering amount mark used in order to perform a highly accurate chamfering, and improve a chamfering accuracy. There is provided a structure in which a chamfering amount mark 7 formed in an end portion of a 1st substrate is formed so as to be electrically connected to a short wiring 10 , and a connection between the chamfering amount mark 7 and extension wirings 9 which are another conductive wirings is performed, thereby discharging the static electricity to another conductive pattern. Incidentally, there is adopted a structure in which plural mark patterns 8 b constituting the chamfering amount mark 7 are intended to be electrically connected by a connecting wiring 8 a and, additionally, the connecting wiring 8 a is extended to a short wiring 10 side.

Claims

exact text as granted — not AI-modified
What is claimed is:  
     
       1. A liquid crystal display device in which a liquid crystal is interposed between a 1st substrate and a 2nd substrate, characterized in that a chamfering amount mark provided on the 1st substrate and used as a mark when chamfering the 1st substrate is constituted by bending an end portion of a conductive wiring formed on the 1st substrate, and a mark pattern consisting of a bent portion in which the conductive wiring has been bent is disposed in a reference position consisting of at least any of a center, an upper limit and a lower limit of chamfering.

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